At first glance, these stunning green caterpillars ... hairy brown body, six pairs of curly, tentacle-like legs (three short and three long), and hairy protuberances sprouting from its head.

Found in the forests of India and southeast Asia, in its larval state, the red Helen swallowtail caterpillar looks like an ominous green ... brown head and yellow-orange eye patches. The body ...

Why it's awesome: The caterpillar of the gum leaf skeletonizer moth is a hairy little creature that keeps its old head capsules and stacks them on its head. This macabre adornment has earned it ...

For the first time, scientists described a hummingbird chick potentially mimicking a poisonous caterpillar to avoid getting eaten. When Jay Falk and Scott Taylor first saw the white-necked Jacobin ...